/*
 * Copyright 2023 Ververica Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.ververica.cdc.runtime.operators.schema.event;

import org.apache.flink.runtime.operators.coordination.CoordinationRequest;

import com.ververica.cdc.common.event.FlushEvent;
import com.ververica.cdc.runtime.operators.schema.SchemaOperator;
import com.ververica.cdc.runtime.operators.schema.coordinator.SchemaRegistry;

/**
 * The request from {@link SchemaOperator} to {@link SchemaRegistry} to request to release upstream
 * after sending {@link FlushEvent}.
 */
public class ReleaseUpstreamRequest implements CoordinationRequest {

    private static final long serialVersionUID = 1L;
}
